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Property Organism Value Units ID Details
Ionic radius of Mg2+ Generic 0.65 (Table - link) Å 109743 Maguire ME, Cowan JA....
Free concentration of cytoplasmic Mg2+ Bacteria Escherichia coli 2 to 3 mM 108009 Cayley S, Lewis BA, Guttman...
Fraction of free [Mg2+] out of total [Mg2+] Unspecified ~50 % 110747 OS. Andersen, "Cellular...
Intracellular levels, affinities to Mg2+ and calculated amount of chelated Mg2+ for selected compounds Various Table - link N/A 111916 Pontes MH, Sevostyanova A...
Mg2+ concentration Archeae Halobacterium cutirubrum 30 to 100 mM 106596 Fagerbakke KM, Norland S...
Apparent Km for Mg2+ of prokaryotic and eukaryotic Mg2+ transporters Various Table - link mM 110391 Moomaw AS, Maguire ME....
Concentration of Mg2+ in both prokaryotic and mammalian cells Various 15 - 25 mM 110389 Moomaw AS, Maguire ME....
Ratio between hydrated radius and dehydrated radius of Mg2+ Generic ~400 unitless 110390 Moomaw AS, Maguire ME....
Affinity of Mg2+ for ATP (Kd) Unspecified 50 (±10) µM 110639 Bernstein BW, Bamburg...
Distribution of intracellular Mg2+ in the cell Unspecified Chart - link N/A 111917 Pontes MH, Sevostyanova A...
Physiological concentration of Mg ion (Mg2+) Unspecified ~10 mM 100770 Bioenergetics 3, Nicholls...
Mg2+ content in whole body of most animals Eukaryotes 0.4 g/kg 105927 Maguire ME, Cowan JA....
Concentration of intracellular ionized Mg2+ in skeletal muscle Human Homo sapiens 557 (±97) µmol/L 101953 Ryschon, T. et al. R...
Metal ion complexation constant for AMP with Mg2+ Unspecified 1.92 (±0.10) see comments 101868 Smith, R. M., A. E. Martell...
Ionic radius of Mg2+ in crystal with different coordination numbers (CN) Generic CN=4 0.57Å: CN=6 0.72Å: CN=8 0.89Å Table - link Å 110011 David R. Lide. CRC Handbook...
Fraction of total cellular Mg2+ that is bound to cytosolic ATP Generic <=50 % 105930 Maguire ME, Cowan JA....
Metal ion complexation constant for ATP with Mg2+ Unspecified 4.34 (±0.07) see comments 101872 Smith, R. M., A. E. Martell...
Metal ion complexation constant for ATPH with Mg2+ Unspecified 2.39 (±0.07) see comments 101871 Smith, R. M., A. E. Martell...
Cellular concentrations of the common biological cations in approximate volume of e.coli cell Generic Table - link N/A 105926 Maguire ME, Cowan JA....
Diffusion coefficient of tRNA before and after aminoacylation Budding yeast Saccharomyces cerevisiae 68.4±1 before: 58±2 after aminoacylation μm^2/sec 107935 Potts RO, Ford NC Jr...